Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 319 · 40 questions

Remember (Find the topic, use the idea): Read the question and find its topic: hardware or software, units, memory, files, or editing text. Use that lesson’s idea — can you touch it, multiply to change units, RAM forgets, which file action, which shortcut. For unit sums, write the rule first (1 byte = 8 bits, 1 KB = 1024 bytes) and then multiply.

1. 1.True or false: to create a file means to put it in another place. (a) False (b) True
2. 2.Which of these is a storage device? (a) mouse (b) projector (c) pen drive (d) monitor
3. 3.💾 Which is smaller: 1 bit or 1 byte? (a) 1 byte (b) 1 bit
4. 4.Which file ending is a video? (a) .pdf (b) .jpg (c) .mp4 (d) .png
5. 5.🔍 Which is the odd one out? (a) a hard disk (b) a calculator app (c) a music player app (d) a paint program
6. 6.True or false: to save a file means to give it a new name. (a) False (b) True
7. 7.📁 Which word means to “see what is inside” (for a file or folder)? (a) open (b) create (c) copy (d) save
8. 8.True or false: to create a file means to get rid of it. (a) False (b) True
9. 9.True or false: RAM keeps your saved files. (a) True (b) False
10. 10.Which of these is software? (a) a pen drive (b) a webcam (c) a paint program (d) a scanner
11. 11.⌨️ In a word processor, what does Ctrl+V do? (a) undo (b) paste (c) print (d) save
12. 12.Which of these is an output device? (a) speaker (b) hard disk (c) memory card (d) pen drive
13. 13.💾 Which is smaller: 1 GB or 1 bit? (a) 1 bit (b) 1 GB
14. 14.💾 How many bits are there in 3 bytes?
15. 15.💾 Which one is permanent storage: RAM or storage? (a) storage (b) RAM
16. 16.Which of these is true of RAM? (a) keeps data when off (b) keeps photos for years (c) keeps your saved files (d) is the working memory
17. 17.📁 Which word means to “keep your work for later” (for a file or folder)? (a) open (b) rename (c) save (d) delete
18. 18.💾 Which one keeps photos for years: RAM or storage? (a) storage (b) RAM
19. 19.Which of these is true of storage (like a hard disk)? (a) loses data when off (b) keeps your saved files (c) is temporary memory (d) is the working memory
20. 20.💾 How many MB are there in 1 GB?
21. 21.Which file ending is a document? (a) .gif (b) .png (c) .wav (d) .txt
22. 22.Which file ending is a sound? (a) .mkv (b) .mp4 (c) .txt (d) .mp3
23. 23.💾 How many MB are there in 3 GB?
24. 24.💾 How many bits are there in 11 bytes?
25. 25.What does it mean to copy a file? (a) get rid of it (b) make an exact twin (c) throw it away (d) change its name
26. 26.🧰 Is a monitor a storage, input or output device? (a) an output device (b) a storage device (c) an input device
27. 27.📄 A file name ends in .wav. What is it most likely? (a) a sound (b) a video (c) a picture (d) a document
28. 28.🧩 Is a computer game hardware or software? (a) hardware (b) software
29. 29.🧩 Is a speaker hardware or software? (a) software (b) hardware
30. 30.📄 A file name ends in .png. What is it most likely? (a) a sound (b) a picture (c) a video (d) a document
31. 31.🔍 Which is the odd one out? (a) a computer game (b) a web browser (c) a speaker (d) an operating system
32. 32.💾 Which is smaller: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
33. 33.What does it mean to rename a file? (a) keep your work for later (b) change its name (c) get rid of it (d) put it in another place
34. 34.🔍 Which is the odd one out? (a) a music player app (b) a scanner (c) a typing tutor (d) a web browser
35. 35.True or false: storage (like a hard disk) keeps data when off. (a) False (b) True
36. 36.Which of these is software? (a) a pen drive (b) a web browser (c) a webcam (d) a scanner
37. 37.📁 Which word means to “get rid of it” (for a file or folder)? (a) move (b) delete (c) copy (d) rename
38. 38.✋ Which can we touch: hardware or software? (a) hardware (b) software
39. 39.📁 What do we call a folder inside another folder? (a) a printer (b) a subfolder (c) a big file (d) an icon
40. 40.Which of these is an input device? (a) memory card (b) projector (c) printer (d) keyboard

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